diff --git a/packages/fineui/typescript/index.ts b/packages/fineui/typescript/index.ts
index bdb4d35de..16cb7e4ae 100644
--- a/packages/fineui/typescript/index.ts
+++ b/packages/fineui/typescript/index.ts
@@ -207,6 +207,7 @@ export { TdLayout } from "./core/wrapper/layout/layout.td";
 export { MultiLayerSelectLevelTree } from "./widget/multilayerselecttree/multilayerselecttree.leveltree";
 export { SelectTreeExpander } from "./widget/selecttree/selecttree.expander";
 export { DownListGroupItem } from "./widget/downlist/item.downlistgroup";
+export { DownListItem } from "./widget/downlist/item.downlist";
 export { VerticalStickyLayout } from "./core/wrapper/layout/sticky/sticky.vertical";
 export { HorizontalStickyLayout } from "./core/wrapper/layout/sticky/sticky.horizontal";
 export { TableLayout } from "./core/wrapper/layout/layout.table";
diff --git a/packages/fineui/typescript/widget/downlist/item.downlist.ts b/packages/fineui/typescript/widget/downlist/item.downlist.ts
new file mode 100644
index 000000000..a051ef50e
--- /dev/null
+++ b/packages/fineui/typescript/widget/downlist/item.downlist.ts
@@ -0,0 +1,10 @@
+import { BasicButton } from "../../base/single/button/button.basic";
+
+export declare class DownListItem extends BasicButton {
+    static xtype: string;
+    static EVENT_CHANGE: string;
+
+    doRedMark(...args: any[]): void;
+
+    unRedMark(...args: any[]): void;
+}